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For a ring assembly to grip evenly, it is important that the scope rings are circular and coaxial with the scope tube. On ring mounts that grip unevenly, the ring mount can be lapped to prevent uneven pressure when mounting. [15] One scopes made for ring mounts, it is not uncommon to get ring marks when mounting the rings.
This burns at a very high temperature, is not easily extinguished, and can last up to 15 minutes. [citation needed] The remaining element of the round is the tungsten carbide penetrator. This has a large amount of kinetic energy and will penetrate the armor as a solid-cored armor-piercing shot would. This takes the incendiary material and about ...
Armour-piercing ammunition (AP) is a type of projectile designed to penetrate armour protection, most often including naval armour, body armour, and vehicle armour. [1]The first, major application of armour-piercing projectiles was to defeat the thick armour carried on many warships and cause damage to their lightly armoured interiors.
The M789 is the U.S. Apache's main tactical round, a High Explosive Dual Purpose (HEDP) ammunition cartridge. Each round contains 21.5 g (0.76 oz) of explosive charge sealed in a shaped-charge liner. The liner collapses into an armor-piercing jet of metal that can penetrate 1 in (25 mm) of rolled homogeneous armour at 500 m. The shell is also ...
The 9×30mm Grom (Гром., Russian for Thunder) is a Russian round developed between 1992 and 1993, designed for the Gepard (submachine gun), it answers the need to defeat 1B2 body armor at a range of 100 meters.
The 30 mm 2A42 autocannon was developed as a replacement for 2A28 Grom and has a dual feed. One is for HE-T and the other for AP-T rounds. The gunner can select one of two rates of full automatic fire, low at 200 to 300 rds/min and high at 550 to 800 rds/min. [4] According to the manufacturer, effective range when engaging ground targets such as light armoured vehicles is 1,500 m (4,900 ft ...
The SL40 is mounted on the rifle's bottom accessory rail and its trigger protrudes inside the rifle's trigger guard, and uses a Trijicon holographic sight for its sighting system. [ 85 ] [ 83 ] The SL40 is a derivative of the Steyr GL40 grenade launcher and weighs 1.025 kg (2.26 lb) and has a 180 mm (7.1 in) long barrel.
The GAU-13 was developed in the late 1970s for use in gun pod applications for fighter aircraft and attack aircraft use, primarily for air-to-ground and anti-tank attacks.. The GAU-13/A is a four-barreled rotary cannon based on the mechanism of the larger GAU-8, sharing the same massive 30 mm ammunition.